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DateFri, 23 Apr 2004 21:58:05 -0700
FromBen Greear <>
SubjectRe: File system compression, not at the block layer
Timothy Miller wrote:

>> Wouldn't this pretty much guarantee worst-case latency scenario for 
>> reading, since
>> on average at least one of your 32 disks is going to require a full 
>> rotation
>> (and probably a seek) to find it's bit?
> 
> 
> 
> Only for the first bit of a block.  For large streams of reads, the 
> fifos will keep things going, except for occasionally as drives drift in 
> their relative rotation positions which can cause some delays.

So how is that better than using a striping raid that stripes at the
block level or multi-block level?

Ben

-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com

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